The olfactory nervesends sensory information to your brain about smells that you encounter. When you inhale molecules with a scent, known as aromatic molecules, they dissolve in a moist lining at the roof of your nasal cavity. This lining is called the olfactory epithelium. It stimulates receptors that generate nerve … See more The optic nerveis the sensory nerve that involves vision. When light enters your eye, it comes into contact with special receptors in your retinacalled rods and cones. Rods are found in large numbers and are highly … See more The trigeminal nerveis the largest of your cranial nerves and has both sensory and motor functions. The trigeminal nerve has three divisions, which are: 1. Ophthalmic.The … See more The oculomotor nervehas two different motor functions: muscle function and pupil response. 1. Muscle function.Your oculomotor nerve provides motor function to four of the six … See more The trochlear nerve controls your superior oblique muscle. This is the muscle that’s in charge of downward, outward, and inward eye movements. It emerges from the back part of your midbrain. Like your oculomotor nerve, it … See more WebThe brain tissue itself is not sensitive to pain because it lacks pain receptors. Rather, the pain is caused by disturbance of the pain-sensitive structures around the brain. Nine areas of the head and neck have these pain-sensitive structures, which are the cranium (the periosteum of the skull), muscles, nerves, arteries and veins, subcutaneous tissues, …

Nervous system: Structure, function and diagram

WebFeb 16, 2024 · Cranial nerves control a variety of functions in the body including equilibrium control, eye movement, facial sensation, hearing, neck and shoulder movement, respiration, and tasting. There are 12 paired … WebAug 8, 2024 · August 8, 2024. The brain is a mosaic made up of different cell types, each with their own unique properties. The most common brain cells are neurons and non-neuron cells called glia. The average adult human brain contains approximately 100 billion neurons, and just as many—if not more—glia. Although neurons are the most famous brain cells ... csusm application portal

Healing Your Brain After Loss: How Grief Rewires the Brain

WebMar 15, 2024 · Below is a list of major structures of the brain and some of their functions. Relays information between the peripheral nerves and spinal cord to the upper parts of the brain. Frontal Lobes -involved with … WebApr 4, 2024 · Here's how the three points of the composure triangle operate: Enlarge this image. Kaz Fantone/NPR. Collapse: Think of the lower two points, collapse and … WebThe muscles of the head and neck are also controlled by various cranial nerves including the facial nerve (facial expression) and accessory nerve (head and neck movements). Wandering through the neck and torso, the vagus nerve communicates vital information from the brain to the heart and intestines. The spinal cord is a thick nerve trunk that ... early years handbook ofsted